Drawn butter is a butter-based sauce typically served with lobster or crab.
1 cup (250 ml / 8.5 oz) water
2 teaspoons flour
2 ounces (57 g) unsalted butter
Bring the water to a boil in a saucepan.
Mix the flour and butter together until they are perfectly smooth.
Stir this into the boiling water, and add salt to taste.